The smallest country in mainland Africa is The Gambia with a total land area of 10,689 km². It is enveloped by its neighboring country, Senegal. 
        
             
        
        
        
The Atlantic ocean spans the areas between the eastern coastlines of North and South America and the western coasts of Europe and Africa. W<span>hich means the Pacific (not the Atlantic) Ocean is between San Francisco and Sydney.</span>
        
             
        
        
        
Shearing creates strike-slip faults that could possibly occur in the San Andreas Fault. Shearing is structural component of rock which refers to its texture and fault mechanics. Simply put, it is rock deformation that is caused by compressive stress. The study of shearing in rocks is related to structural geology.